Focus likely on whether plane touched down too late in its glide path on to tarmac to enable it to stop safely

Federal investigators have started collecting evidence, including a flight data recorder, following the Sunday crash of an Amazon cargo jet at Miami international airport that killed five people and injured five others.

Speaking at a press conference on Monday, Jennifer Homendy, chair of the National Transportation Safety Board (NTSB), announced a preliminary investigation into the Amazon Air flight 7598 accident involving a Boeing 767-33 Alpha operated by 21 Air, an all-cargo airline.

Defense lawyer had asked for time to request emergency stay after jury was split 11 to one

• Lindsay Clancy murder trial: live updates

The judge in the trial of Lindsay Clancy, the Massachusetts mother accused of killing her three young children, has declared a mistrial after the jury could not reach a unanimous verdict and remained deadlocked after a week of deliberations.

Jurors in Plymouth state court spent more than 38 hours in deliberations over the charges against the 36-year-old mom, which came on the heels of a weeks-long trial that directed national attention to maternal mental health issues that can occur postpartum.